Senate approves Tillerson as secretary of state

WASHINGTON (CNN) -- The Senate has approved former ExxonMobil CEO Rex Tillerson as the next secretary of state, filling one more slot on President Donald Trump's national security team despite questions about his approach to Russia and state sponsors of terror, such as Iran.

The Senate voted 56 to 43, with all Republican in support and most Democrats voting against him. Three Democratic senators split with their party to back Tillerson: Joe Manchin of West Virginia, Heidi Heitkamp of Nor